I met David last month on the steps of Federal Hall in lower Manhattan. I have a name for people who have visible tattoos and are willing to share, but choose to reveal covered work that is even more spectacular. I call it “pulling a Foster,” named after the artist Craig Foster, whose work I first encountered in 2008 on a woman’s ribs (recounted here).This time around, David wanted to also share a rib piece:David explained that he has a lot of pop culture reference tattoos and this one, of Herman Munster…